Unknown Company

Senior AI Security Engineer

seattle, wa • Posted 1 weeks ago
Onsite Full Time IT & Technology

POSITION SUMMARY

Safeguard AI workloads across the foundation and reduce AI risk through stronger infrastructure hygiene, in partnership with zero trust engineering.

RESPONSIBILITIES

  • Design, implement, and operate security controls for foundation model usage across Claude, ChatGPT, and Microsoft Copilot
  • Support deployment and hardening of the enterprise AI gateway, including model allowlists, per-team keys, rate and budget limits, and centralized audit logging
  • Engineer input and output guardrails covering prompt injection, sensitive data egress, credential and secret leakage, and unsafe output
  • Integrate inline DLP and content inspection at the gateway so AI traffic is subject to the same data controls as other egress paths
  • Establish security requirements for RAG architectures, including source grounding, index access control, and prevention of oversharing through model responses

Agentic and MCP Security

  • Define and enforce governance for MCP servers and agent tooling, including registry, approval, and runtime policy enforcement
  • Implement identity and authorization patterns for agents and other non-human identities: OAuth-based access, token lifecycle management, scoped tool permissions, and least privilege
  • Assess and mitigate agentic risk classes including excessive agency, capability chaining, tool and memory poisoning, and unsafe autonomous action

Zero Trust Integration

  • Extend zero trust controls to AI workloads across identity, device, network, application, and data pillars
  • Partner with identity engineering on conditional access, workload identity, and privileged access for AI systems and service principals
  • Reduce AI risk through infrastructure hygiene: configuration baselines, egress control, secrets management, and dependency and supply chain integrity

Detection, Testing and Assurance

  • Build monitoring and detection content for AI systems covering prompt behavior, tool invocation patterns, anomalous output, and data movement
  • Conduct AI red team and adversarial testing, including direct and indirect prompt injection, jailbreak, and data extraction scenarios
  • Conduct security reviews of AI applications, third-party AI vendors, and AI features in existing SaaS

Governance

  • Map controls to recognized frameworks including the OWASP Top 10 for LLM Applications, MITRE ATLAS, and the NIST AI Risk Management Framework
  • Contribute to AI security standards, acceptable use guidance, architecture review criteria, and enablement material for engineering teams

REQUIRED QUALIFICATIONS

  • 7+ years in security engineering, with 2+ years securing AI, ML, or generative AI systems in production
  • Hands-on experience deploying or operating an AI gateway, LLM proxy, or equivalent centralized AI control plane
  • Demonstrated understanding of LLM and agent attack surface: prompt injection, data leakage through model output, insecure tool use, supply chain risk in models and dependencies
  • Practical familiarity with OWASP Top 10 for LLM Applications, MITRE ATLAS, and NIST AI RMF
  • Strong cloud security background, Azure preferred, including identity, network, and workload controls
  • Python proficiency and comfort working with model APIs, SDKs, and evaluation tooling
  • Experience partnering with engineering and data teams as an advisor rather than a gatekeeper

PREFERRED QUALIFICATIONS

  • Experience with Microsoft 365 Copilot security posture, including oversharing remediation and sensitivity label enforcement
  • Familiarity with AI red team tooling such as PyRIT or Garak
  • Experience with MCP architecture and tool authorization patterns
  • Experience with Microsoft Defender for Cloud Apps, Purview, or an equivalent DSPM platform in an AI context
  • Working knowledge of ISO/IEC 42001 or the EU AI Act

Certifications

CISSP, AZ-500, SC-100, CCSP

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Senior AI Security Engineer in seattle at Unknown Company

This position is listed as full time and onsite.

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